31921120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2591}}^1$

素因数の和:2624

約数の個数: 96

約数和(自身を含む): 94058496

約数和(自身を除く): 62137376

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 2591, 3080, 5182, 6160, 10364, 12320, 12955, 18137, 20728, 25910, 28501, 36274, 41456, 51820, 57002, 72548, 82912, 90685, 103640, 114004, 142505, 145096, 181370, 199507, 207280, 228008, 285010, 290192, 362740, 399014, 414560, 456016, 570020, 580384, 725480, 798028, 912032, 997535, 1140040, 1450960, 1596056, 1995070, 2280080, 2901920, 3192112, 3990140, 4560160, 6384224, 7980280, 15960560, 31921120]

約数ペア:

[(1, 31921120), (2, 15960560), (4, 7980280), (5, 6384224), (7, 4560160), (8, 3990140), (10, 3192112), (11, 2901920), (14, 2280080), (16, 1995070), (20, 1596056), (22, 1450960), (28, 1140040), (32, 997535), (35, 912032), (40, 798028), (44, 725480), (55, 580384), (56, 570020), (70, 456016), (77, 414560), (80, 399014), (88, 362740), (110, 290192), (112, 285010), (140, 228008), (154, 207280), (160, 199507), (176, 181370), (220, 145096), (224, 142505), (280, 114004), (308, 103640), (352, 90685), (385, 82912), (440, 72548), (560, 57002), (616, 51820), (770, 41456), (880, 36274), (1120, 28501), (1232, 25910), (1540, 20728), (1760, 18137), (2464, 12955), (2591, 12320), (3080, 10364), (5182, 6160)]